Home / Media / Video / GRAFF's Progressive Cartridge Latest GRAFF's Luxurious Designs GRAFF's Art of Bath GRAFF's Progressive Cartridge Salone del Mobile Milano 2018 GRAFF Around the World Discover the M-Series: Modularity and Functions M-Series Features and Installation Salone del Mobile Milano 2016 GRAFF Aqua-Sense Shower GRAFF Ametis Ring Media / Video Video 06/03/2019 GRAFF's Progressive Cartridge How does a progressive cartridge work?